Bosch UT-L 24 - Combustion Chamber Volume Load

Technical description | 27
6 720 807 794 (2013/04)UNIMAT
3.5.3 Combustion chamber volume load
To guarantee emissions values, some burner
manufacturers define aspects such as a maximum
combustion chamber volume load. Using the graphs in
Fig. 19 and Fig. 20, the most suitable boiler size for a
given combustion chamber volume load can be selected
for the UNIMAT UT-L boilers.
UNIMAT UT-L boiler
Fig. 19 Combustion chamber volume load for UNIMAT UT-L boiler, subject to the boiler output — overview 1
FVB Combustion chamber volume load
Q
B
Rated heating output
2,0
1,9
1,7
1,5
1,3
1,1
0
2000
4000
6000
8000
10000 14000
1600012000
18000
20000
UT-L 4
UT-L 10
UT-L 14
UT-L 18
UT-L 24
UT-L 28
UT-L 30
UT-L 34
UT-L 40
UT-L 42
UT-L 46
UT-L 50
UT-L 54
UT-L 58
UT-L 60
UT-L 64
Q
K
[kW]
FVB [MW/m
3
]
6 720 803 977-06.1ITL
UT-L 1